00763naa#a2200181#i#450# EN\\bibl\4016 20241121223250.4 20200218b2020####ek#y0engy0150####ca RU VIOLATION OF MICROCIRCULATION IN PERIODONTAL TISSUES WITH CHRONIC CATARRHAL GINGIVITIS AND THEIR ROLE IN THE PATHOGENESIS OF DISEASE Conference article/thesis Ekaterinburg TIRAZH Publishing House 2020 1 с. Conference article/thesis local Медицина. Охрана здоровья. 61 Dzyuba Elena Vital'evna Nagaeva Marina Olegovna Moroshnichenko V. V. dental-press.ru